>1B6J_1|Chains A, B|RETROPEPSIN|Human immunodeficiency virus 1 (11676) PQITLWQRPLVTIRIGGQLKEALLDTGADDTVLEEMNLPGKWKPKMIGGIGGFIKVRQYDQIPVEIAGHKAIGTVLVGPTPVNIIGRNLLTQIGATLNF >1B6J_2|Chain C|CYCLIC PEPTIDE INHIBITOR| NXPIVX